Finding the Fourth Proportional to 664,862.63, 997,293.96 and 166,226.63
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Solution
The fourth proportional to 664,862.63, 997,293.96 and 166,226.63 is: 249,339.94
Step by Step Solution
- Step 1: Write the proportion equation
664,862.63 : 997,293.96 = 166,226.63 : x - Step 2: Convert to fraction form
664,862.63/997,293.96 = 166,226.63/x - Step 3: Cross multiply
664,862.63x = 997,293.96 × 166,226.63 - Step 4: Simplify right side
664,862.63x = 165,776,809,103.69 - Step 5: Solve for x
x = 165,776,809,103.69/664,862.63 - Step 6: Final answer
x = 249,339.94
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.